package com.sky.controller.user;

import com.sky.entity.Category;
import com.sky.result.Result;
import com.sky.service.CategoryService;
import com.sky.vo.DishVO;
import lombok.extern.slf4j.Slf4j;

import org.springframework.cache.annotation.Cacheable;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.annotation.Resource;
import java.util.List;

@RestController("userCategoryController")
@RequestMapping("/user/category")
@Slf4j
public class CategoryController {
    @Resource
    private CategoryService categoryService;
    @Resource
    private RedisTemplate redisTemplate;

    @GetMapping("/list")
    public Result<List<Category>> list(Integer type){
        String key = "category_" + type;
        List<Category> list = (List<Category>) redisTemplate.opsForValue().get(key);
        if (list != null && list.size() > 0) {
            return Result.success(list);
        }
        list = categoryService.list(type);
        redisTemplate.opsForValue().set(key, list);
        return Result.success(list);
    }
}
